Home / 2,008,619,275.74-3,012,873,218-534,771,729.42

Finding the Fourth Proportional to 2,008,619,275.74, 3,012,873,218 and 534,771,729.42

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Solution

The fourth proportional to 2,008,619,275.74, 3,012,873,218 and 534,771,729.42 is: 802,142,765.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,619,275.74 : 3,012,873,218 = 534,771,729.42 : x
  2. Step 2: Convert to fraction form
    2,008,619,275.74/3,012,873,218 = 534,771,729.42/x
  3. Step 3: Cross multiply
    2,008,619,275.74x = 3,012,873,218 × 534,771,729.42
  4. Step 4: Simplify right side
    2,008,619,275.74x = 1,611,199,421,297,996,288
  5. Step 5: Solve for x
    x = 1,611,199,421,297,996,288/2,008,619,275.74
  6. Step 6: Final answer
    x = 802,142,765.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.